diff --git a/tempest/api/compute/admin/test_simple_tenant_usage.py b/tempest/api/compute/admin/test_simple_tenant_usage.py
index a599f06..c416ad2 100644
--- a/tempest/api/compute/admin/test_simple_tenant_usage.py
+++ b/tempest/api/compute/admin/test_simple_tenant_usage.py
@@ -18,7 +18,6 @@
 import datetime
 
 from tempest.api.compute import base
-from tempest import exceptions
 from tempest.test import attr
 import time
 
@@ -83,33 +82,6 @@
         self.assertEqual(200, resp.status)
         self.assertEqual(len(tenant_usage), 8)
 
-    @attr(type=['negative', 'gate'])
-    def test_get_usage_tenant_with_empty_tenant_id(self):
-        # Get usage for a specific tenant empty
-        params = {'start': self.start,
-                  'end': self.end}
-        self.assertRaises(exceptions.NotFound,
-                          self.adm_client.get_tenant_usage,
-                          '', params)
-
-    @attr(type=['negative', 'gate'])
-    def test_get_usage_tenant_with_invalid_date(self):
-        # Get usage for tenant with invalid date
-        params = {'start': self.end,
-                  'end': self.start}
-        self.assertRaises(exceptions.BadRequest,
-                          self.adm_client.get_tenant_usage,
-                          self.tenant_id, params)
-
-    @attr(type=['negative', 'gate'])
-    def test_list_usage_all_tenants_with_non_admin_user(self):
-        # Get usage for all tenants with non admin user
-        params = {'start': self.start,
-                  'end': self.end,
-                  'detailed': int(bool(True))}
-        self.assertRaises(exceptions.Unauthorized,
-                          self.client.list_tenant_usages, params)
-
 
 class TenantUsagesTestXML(TenantUsagesTestJSON):
     _interface = 'xml'
diff --git a/tempest/api/compute/admin/test_simple_tenant_usage_negative.py b/tempest/api/compute/admin/test_simple_tenant_usage_negative.py
new file mode 100644
index 0000000..7e5168e
--- /dev/null
+++ b/tempest/api/compute/admin/test_simple_tenant_usage_negative.py
@@ -0,0 +1,76 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 NEC Corporation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import datetime
+
+from tempest.api.compute import base
+from tempest import exceptions
+from tempest.test import attr
+
+
+class TenantUsagesNegativeTestJSON(base.BaseV2ComputeAdminTest):
+
+    _interface = 'json'
+
+    @classmethod
+    def setUpClass(cls):
+        super(TenantUsagesNegativeTestJSON, cls).setUpClass()
+        cls.adm_client = cls.os_adm.tenant_usages_client
+        cls.client = cls.os.tenant_usages_client
+        cls.identity_client = cls._get_identity_admin_client()
+        now = datetime.datetime.now()
+        cls.start = cls._parse_strtime(now - datetime.timedelta(days=1))
+        cls.end = cls._parse_strtime(now + datetime.timedelta(days=1))
+
+    @classmethod
+    def _parse_strtime(cls, at):
+        # Returns formatted datetime
+        return at.strftime('%Y-%m-%dT%H:%M:%S.%f')
+
+    @attr(type=['negative', 'gate'])
+    def test_get_usage_tenant_with_empty_tenant_id(self):
+        # Get usage for a specific tenant empty
+        params = {'start': self.start,
+                  'end': self.end}
+        self.assertRaises(exceptions.NotFound,
+                          self.adm_client.get_tenant_usage,
+                          '', params)
+
+    @attr(type=['negative', 'gate'])
+    def test_get_usage_tenant_with_invalid_date(self):
+        # Get usage for tenant with invalid date
+        params = {'start': self.end,
+                  'end': self.start}
+        resp, tenants = self.identity_client.list_tenants()
+        tenant_id = [tnt['id'] for tnt in tenants if tnt['name'] ==
+                     self.client.tenant_name][0]
+        self.assertRaises(exceptions.BadRequest,
+                          self.adm_client.get_tenant_usage,
+                          tenant_id, params)
+
+    @attr(type=['negative', 'gate'])
+    def test_list_usage_all_tenants_with_non_admin_user(self):
+        # Get usage for all tenants with non admin user
+        params = {'start': self.start,
+                  'end': self.end,
+                  'detailed': int(bool(True))}
+        self.assertRaises(exceptions.Unauthorized,
+                          self.client.list_tenant_usages, params)
+
+
+class TenantUsagesNegativeTestXML(TenantUsagesNegativeTestJSON):
+    _interface = 'xml'
diff --git a/tempest/api/compute/base.py b/tempest/api/compute/base.py
index 093754c..b060f15 100644
--- a/tempest/api/compute/base.py
+++ b/tempest/api/compute/base.py
@@ -100,9 +100,8 @@
             except exceptions.NotFound:
                 # The image may have already been deleted which is OK.
                 pass
-            except Exception as exc:
-                LOG.info('Exception raised deleting image %s', image_id)
-                LOG.exception(exc)
+            except Exception:
+                LOG.exception('Exception raised deleting image %s' % image_id)
                 pass
 
     @classmethod
@@ -214,8 +213,8 @@
             try:
                 cls.servers_client.delete_server(server_id)
                 cls.servers_client.wait_for_server_termination(server_id)
-            except Exception as exc:
-                LOG.exception(exc)
+            except Exception:
+                LOG.exception('Failed to delete server %s' % server_id)
                 pass
         resp, server = cls.create_test_server(wait_until='ACTIVE', **kwargs)
         cls.password = server['adminPass']
@@ -300,8 +299,8 @@
         try:
             cls.servers_client.delete_server(server_id)
             cls.servers_client.wait_for_server_termination(server_id)
-        except Exception as exc:
-            LOG.exception(exc)
+        except Exception:
+            LOG.exception('Failed to delete server %s' % server_id)
             pass
         resp, server = cls.create_test_server(wait_until='ACTIVE', **kwargs)
         cls.password = server['admin_password']
diff --git a/tempest/api/compute/floating_ips/test_floating_ips_actions.py b/tempest/api/compute/floating_ips/test_floating_ips_actions.py
index f4ad449..32e7b39 100644
--- a/tempest/api/compute/floating_ips/test_floating_ips_actions.py
+++ b/tempest/api/compute/floating_ips/test_floating_ips_actions.py
@@ -51,17 +51,15 @@
         # Positive test:Allocation of a new floating IP to a project
         # should be successful
         resp, body = self.client.create_floating_ip()
-        self.assertEqual(200, resp.status)
         floating_ip_id_allocated = body['id']
-        try:
-            resp, floating_ip_details = \
-                self.client.get_floating_ip_details(floating_ip_id_allocated)
-            # Checking if the details of allocated IP is in list of floating IP
-            resp, body = self.client.list_floating_ips()
-            self.assertIn(floating_ip_details, body)
-        finally:
-            # Deleting the floating IP which is created in this method
-            self.client.delete_floating_ip(floating_ip_id_allocated)
+        self.addCleanup(self.client.delete_floating_ip,
+                        floating_ip_id_allocated)
+        self.assertEqual(200, resp.status)
+        resp, floating_ip_details = \
+            self.client.get_floating_ip_details(floating_ip_id_allocated)
+        # Checking if the details of allocated IP is in list of floating IP
+        resp, body = self.client.list_floating_ips()
+        self.assertIn(floating_ip_details, body)
 
     @attr(type='gate')
     def test_delete_floating_ip(self):
diff --git a/tempest/api/compute/floating_ips/test_list_floating_ips.py b/tempest/api/compute/floating_ips/test_list_floating_ips.py
index e4d03ae..9238994 100644
--- a/tempest/api/compute/floating_ips/test_list_floating_ips.py
+++ b/tempest/api/compute/floating_ips/test_list_floating_ips.py
@@ -54,25 +54,23 @@
     def test_get_floating_ip_details(self):
         # Positive test:Should be able to GET the details of floatingIP
         # Creating a floating IP for which details are to be checked
-        try:
-            resp, body = self.client.create_floating_ip()
-            floating_ip_instance_id = body['instance_id']
-            floating_ip_ip = body['ip']
-            floating_ip_fixed_ip = body['fixed_ip']
-            floating_ip_id = body['id']
-            resp, body = \
-                self.client.get_floating_ip_details(floating_ip_id)
-            self.assertEqual(200, resp.status)
-            # Comparing the details of floating IP
-            self.assertEqual(floating_ip_instance_id,
-                             body['instance_id'])
-            self.assertEqual(floating_ip_ip, body['ip'])
-            self.assertEqual(floating_ip_fixed_ip,
-                             body['fixed_ip'])
-            self.assertEqual(floating_ip_id, body['id'])
-        # Deleting the floating IP created in this method
-        finally:
-            self.client.delete_floating_ip(floating_ip_id)
+        resp, body = self.client.create_floating_ip()
+        floating_ip_id = body['id']
+        self.addCleanup(self.client.delete_floating_ip,
+                        floating_ip_id)
+        floating_ip_instance_id = body['instance_id']
+        floating_ip_ip = body['ip']
+        floating_ip_fixed_ip = body['fixed_ip']
+        resp, body = \
+            self.client.get_floating_ip_details(floating_ip_id)
+        self.assertEqual(200, resp.status)
+        # Comparing the details of floating IP
+        self.assertEqual(floating_ip_instance_id,
+                         body['instance_id'])
+        self.assertEqual(floating_ip_ip, body['ip'])
+        self.assertEqual(floating_ip_fixed_ip,
+                         body['fixed_ip'])
+        self.assertEqual(floating_ip_id, body['id'])
 
     @attr(type='gate')
     def test_list_floating_ip_pools(self):
diff --git a/tempest/api/compute/images/test_images_oneserver.py b/tempest/api/compute/images/test_images_oneserver.py
index c711bd5..26cc3f6 100644
--- a/tempest/api/compute/images/test_images_oneserver.py
+++ b/tempest/api/compute/images/test_images_oneserver.py
@@ -46,10 +46,11 @@
         try:
             self.servers_client.wait_for_server_status(self.server_id,
                                                        'ACTIVE')
-        except Exception as exc:
-            LOG.exception(exc)
+        except Exception:
+            LOG.exception('server %s timed out to become ACTIVE. rebuilding'
+                          % self.server_id)
             # Rebuild server if cannot reach the ACTIVE state
-            # Usually it means the server had a serius accident
+            # Usually it means the server had a serious accident
             self.__class__.server_id = self.rebuild_server(self.server_id)
 
     @classmethod
diff --git a/tempest/api/compute/images/test_images_oneserver_negative.py b/tempest/api/compute/images/test_images_oneserver_negative.py
index b8a4304..5e235d1 100644
--- a/tempest/api/compute/images/test_images_oneserver_negative.py
+++ b/tempest/api/compute/images/test_images_oneserver_negative.py
@@ -45,10 +45,11 @@
         try:
             self.servers_client.wait_for_server_status(self.server_id,
                                                        'ACTIVE')
-        except Exception as exc:
-            LOG.exception(exc)
+        except Exception:
+            LOG.exception('server %s timed out to become ACTIVE. rebuilding'
+                          % self.server_id)
             # Rebuild server if cannot reach the ACTIVE state
-            # Usually it means the server had a serius accident
+            # Usually it means the server had a serious accident
             self._reset_server()
 
     def _reset_server(self):
diff --git a/tempest/api/compute/images/test_list_image_filters.py b/tempest/api/compute/images/test_list_image_filters.py
index ac2ecba..bfdd8b2 100644
--- a/tempest/api/compute/images/test_list_image_filters.py
+++ b/tempest/api/compute/images/test_list_image_filters.py
@@ -59,8 +59,8 @@
             resp, cls.image2 = cls.create_image_from_server(
                 cls.server1['id'], wait_until='ACTIVE')
             cls.image2_id = cls.image2['id']
-        except Exception as exc:
-            LOG.exception(exc)
+        except Exception:
+            LOG.exception('setUpClass failed')
             cls.tearDownClass()
             raise
 
diff --git a/tempest/api/compute/servers/test_multiple_create.py b/tempest/api/compute/servers/test_multiple_create.py
index 080bd1a..91c350e 100644
--- a/tempest/api/compute/servers/test_multiple_create.py
+++ b/tempest/api/compute/servers/test_multiple_create.py
@@ -17,8 +17,7 @@
 
 from tempest.api.compute import base
 from tempest.common.utils import data_utils
-from tempest import exceptions
-from tempest.test import attr
+from tempest import test
 
 
 class MultipleCreateTestJSON(base.BaseV2ComputeTest):
@@ -38,7 +37,7 @@
 
         return resp, body
 
-    @attr(type='gate')
+    @test.attr(type='gate')
     def test_multiple_create(self):
         resp, body = self._create_multiple_servers(wait_until='ACTIVE',
                                                    min_count=1,
@@ -49,39 +48,7 @@
         self.assertEqual('202', resp['status'])
         self.assertNotIn('reservation_id', body)
 
-    @attr(type=['negative', 'gate'])
-    def test_min_count_less_than_one(self):
-        invalid_min_count = 0
-        self.assertRaises(exceptions.BadRequest, self._create_multiple_servers,
-                          min_count=invalid_min_count)
-
-    @attr(type=['negative', 'gate'])
-    def test_min_count_non_integer(self):
-        invalid_min_count = 2.5
-        self.assertRaises(exceptions.BadRequest, self._create_multiple_servers,
-                          min_count=invalid_min_count)
-
-    @attr(type=['negative', 'gate'])
-    def test_max_count_less_than_one(self):
-        invalid_max_count = 0
-        self.assertRaises(exceptions.BadRequest, self._create_multiple_servers,
-                          max_count=invalid_max_count)
-
-    @attr(type=['negative', 'gate'])
-    def test_max_count_non_integer(self):
-        invalid_max_count = 2.5
-        self.assertRaises(exceptions.BadRequest, self._create_multiple_servers,
-                          max_count=invalid_max_count)
-
-    @attr(type=['negative', 'gate'])
-    def test_max_count_less_than_min_count(self):
-        min_count = 3
-        max_count = 2
-        self.assertRaises(exceptions.BadRequest, self._create_multiple_servers,
-                          min_count=min_count,
-                          max_count=max_count)
-
-    @attr(type='gate')
+    @test.attr(type='gate')
     def test_multiple_create_with_reservation_return(self):
         resp, body = self._create_multiple_servers(wait_until='ACTIVE',
                                                    min_count=1,
diff --git a/tempest/api/compute/servers/test_multiple_create_negative.py b/tempest/api/compute/servers/test_multiple_create_negative.py
new file mode 100644
index 0000000..a9d9945
--- /dev/null
+++ b/tempest/api/compute/servers/test_multiple_create_negative.py
@@ -0,0 +1,75 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 IBM Corp
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from tempest.api.compute import base
+from tempest.common.utils import data_utils
+from tempest import exceptions
+from tempest import test
+
+
+class MultipleCreateNegativeTestJSON(base.BaseV2ComputeTest):
+    _interface = 'json'
+    _name = 'multiple-create-test'
+
+    def _generate_name(self):
+        return data_utils.rand_name(self._name)
+
+    def _create_multiple_servers(self, name=None, wait_until=None, **kwargs):
+        """
+        This is the right way to create_multiple servers and manage to get the
+        created servers into the servers list to be cleaned up after all.
+        """
+        kwargs['name'] = kwargs.get('name', self._generate_name())
+        resp, body = self.create_test_server(**kwargs)
+
+        return resp, body
+
+    @test.attr(type=['negative', 'gate'])
+    def test_min_count_less_than_one(self):
+        invalid_min_count = 0
+        self.assertRaises(exceptions.BadRequest, self._create_multiple_servers,
+                          min_count=invalid_min_count)
+
+    @test.attr(type=['negative', 'gate'])
+    def test_min_count_non_integer(self):
+        invalid_min_count = 2.5
+        self.assertRaises(exceptions.BadRequest, self._create_multiple_servers,
+                          min_count=invalid_min_count)
+
+    @test.attr(type=['negative', 'gate'])
+    def test_max_count_less_than_one(self):
+        invalid_max_count = 0
+        self.assertRaises(exceptions.BadRequest, self._create_multiple_servers,
+                          max_count=invalid_max_count)
+
+    @test.attr(type=['negative', 'gate'])
+    def test_max_count_non_integer(self):
+        invalid_max_count = 2.5
+        self.assertRaises(exceptions.BadRequest, self._create_multiple_servers,
+                          max_count=invalid_max_count)
+
+    @test.attr(type=['negative', 'gate'])
+    def test_max_count_less_than_min_count(self):
+        min_count = 3
+        max_count = 2
+        self.assertRaises(exceptions.BadRequest, self._create_multiple_servers,
+                          min_count=min_count,
+                          max_count=max_count)
+
+
+class MultipleCreateNegativeTestXML(MultipleCreateNegativeTestJSON):
+    _interface = 'xml'
diff --git a/tempest/api/compute/v3/admin/test_simple_tenant_usage.py b/tempest/api/compute/v3/admin/test_simple_tenant_usage.py
index 3fc58eb..99f2c52 100644
--- a/tempest/api/compute/v3/admin/test_simple_tenant_usage.py
+++ b/tempest/api/compute/v3/admin/test_simple_tenant_usage.py
@@ -18,7 +18,6 @@
 import datetime
 
 from tempest.api.compute import base
-from tempest import exceptions
 from tempest.test import attr
 import time
 
@@ -83,33 +82,6 @@
         self.assertEqual(200, resp.status)
         self.assertEqual(len(tenant_usage), 8)
 
-    @attr(type=['negative', 'gate'])
-    def test_get_usage_tenant_with_empty_tenant_id(self):
-        # Get usage for a specific tenant empty
-        params = {'start': self.start,
-                  'end': self.end}
-        self.assertRaises(exceptions.NotFound,
-                          self.adm_client.get_tenant_usage,
-                          '', params)
-
-    @attr(type=['negative', 'gate'])
-    def test_get_usage_tenant_with_invalid_date(self):
-        # Get usage for tenant with invalid date
-        params = {'start': self.end,
-                  'end': self.start}
-        self.assertRaises(exceptions.BadRequest,
-                          self.adm_client.get_tenant_usage,
-                          self.tenant_id, params)
-
-    @attr(type=['negative', 'gate'])
-    def test_list_usage_all_tenants_with_non_admin_user(self):
-        # Get usage for all tenants with non admin user
-        params = {'start': self.start,
-                  'end': self.end,
-                  'detailed': int(bool(True))}
-        self.assertRaises(exceptions.Unauthorized,
-                          self.client.list_tenant_usages, params)
-
 
 class TenantUsagesV3TestXML(TenantUsagesV3TestJSON):
     _interface = 'xml'
diff --git a/tempest/api/compute/v3/admin/test_simple_tenant_usage_negative.py b/tempest/api/compute/v3/admin/test_simple_tenant_usage_negative.py
new file mode 100644
index 0000000..ef49ed7
--- /dev/null
+++ b/tempest/api/compute/v3/admin/test_simple_tenant_usage_negative.py
@@ -0,0 +1,76 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 NEC Corporation
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import datetime
+
+from tempest.api.compute import base
+from tempest import exceptions
+from tempest.test import attr
+
+
+class TenantUsagesNegativeV3TestJSON(base.BaseV3ComputeAdminTest):
+
+    _interface = 'json'
+
+    @classmethod
+    def setUpClass(cls):
+        super(TenantUsagesNegativeV3TestJSON, cls).setUpClass()
+        cls.adm_client = cls.os_adm.tenant_usages_client
+        cls.client = cls.os.tenant_usages_client
+        cls.identity_client = cls._get_identity_admin_client()
+        now = datetime.datetime.now()
+        cls.start = cls._parse_strtime(now - datetime.timedelta(days=1))
+        cls.end = cls._parse_strtime(now + datetime.timedelta(days=1))
+
+    @classmethod
+    def _parse_strtime(cls, at):
+        # Returns formatted datetime
+        return at.strftime('%Y-%m-%dT%H:%M:%S.%f')
+
+    @attr(type=['negative', 'gate'])
+    def test_get_usage_tenant_with_empty_tenant_id(self):
+        # Get usage for a specific tenant empty
+        params = {'start': self.start,
+                  'end': self.end}
+        self.assertRaises(exceptions.NotFound,
+                          self.adm_client.get_tenant_usage,
+                          '', params)
+
+    @attr(type=['negative', 'gate'])
+    def test_get_usage_tenant_with_invalid_date(self):
+        # Get usage for tenant with invalid date
+        params = {'start': self.end,
+                  'end': self.start}
+        resp, tenants = self.identity_client.list_tenants()
+        tenant_id = [tnt['id'] for tnt in tenants if tnt['name'] ==
+                     self.client.tenant_name][0]
+        self.assertRaises(exceptions.BadRequest,
+                          self.adm_client.get_tenant_usage,
+                          tenant_id, params)
+
+    @attr(type=['negative', 'gate'])
+    def test_list_usage_all_tenants_with_non_admin_user(self):
+        # Get usage for all tenants with non admin user
+        params = {'start': self.start,
+                  'end': self.end,
+                  'detailed': int(bool(True))}
+        self.assertRaises(exceptions.Unauthorized,
+                          self.client.list_tenant_usages, params)
+
+
+class TenantUsagesNegativeV3TestXML(TenantUsagesNegativeV3TestJSON):
+    _interface = 'xml'
diff --git a/tempest/api/identity/admin/test_services.py b/tempest/api/identity/admin/test_services.py
index 7fe5171..872adb8 100644
--- a/tempest/api/identity/admin/test_services.py
+++ b/tempest/api/identity/admin/test_services.py
@@ -25,47 +25,47 @@
 class ServicesTestJSON(base.BaseIdentityAdminTest):
     _interface = 'json'
 
+    def _del_service(self, service_id):
+        # Deleting the service created in this method
+        resp, _ = self.client.delete_service(service_id)
+        self.assertEqual(resp['status'], '204')
+        # Checking whether service is deleted successfully
+        self.assertRaises(exceptions.NotFound, self.client.get_service,
+                          service_id)
+
     @attr(type='smoke')
     def test_create_get_delete_service(self):
         # GET Service
-        try:
-            # Creating a Service
-            name = data_utils.rand_name('service-')
-            type = data_utils.rand_name('type--')
-            description = data_utils.rand_name('description-')
-            resp, service_data = self.client.create_service(
-                name, type, description=description)
-            self.assertTrue(resp['status'].startswith('2'))
-            # Verifying response body of create service
-            self.assertIn('id', service_data)
-            self.assertFalse(service_data['id'] is None)
-            self.assertIn('name', service_data)
-            self.assertEqual(name, service_data['name'])
-            self.assertIn('type', service_data)
-            self.assertEqual(type, service_data['type'])
-            self.assertIn('description', service_data)
-            self.assertEqual(description, service_data['description'])
-            # Get service
-            resp, fetched_service = self.client.get_service(service_data['id'])
-            self.assertTrue(resp['status'].startswith('2'))
-            # verifying the existence of service created
-            self.assertIn('id', fetched_service)
-            self.assertEqual(fetched_service['id'], service_data['id'])
-            self.assertIn('name', fetched_service)
-            self.assertEqual(fetched_service['name'], service_data['name'])
-            self.assertIn('type', fetched_service)
-            self.assertEqual(fetched_service['type'], service_data['type'])
-            self.assertIn('description', fetched_service)
-            self.assertEqual(fetched_service['description'],
-                             service_data['description'])
-        finally:
-            if 'service_data' in locals():
-                # Deleting the service created in this method
-                resp, _ = self.client.delete_service(service_data['id'])
-                self.assertEqual(resp['status'], '204')
-                # Checking whether service is deleted successfully
-                self.assertRaises(exceptions.NotFound, self.client.get_service,
-                                  service_data['id'])
+        # Creating a Service
+        name = data_utils.rand_name('service-')
+        type = data_utils.rand_name('type--')
+        description = data_utils.rand_name('description-')
+        resp, service_data = self.client.create_service(
+            name, type, description=description)
+        self.assertFalse(service_data['id'] is None)
+        self.addCleanup(self._del_service, service_data['id'])
+        self.assertTrue(resp['status'].startswith('2'))
+        # Verifying response body of create service
+        self.assertIn('id', service_data)
+        self.assertIn('name', service_data)
+        self.assertEqual(name, service_data['name'])
+        self.assertIn('type', service_data)
+        self.assertEqual(type, service_data['type'])
+        self.assertIn('description', service_data)
+        self.assertEqual(description, service_data['description'])
+        # Get service
+        resp, fetched_service = self.client.get_service(service_data['id'])
+        self.assertTrue(resp['status'].startswith('2'))
+        # verifying the existence of service created
+        self.assertIn('id', fetched_service)
+        self.assertEqual(fetched_service['id'], service_data['id'])
+        self.assertIn('name', fetched_service)
+        self.assertEqual(fetched_service['name'], service_data['name'])
+        self.assertIn('type', fetched_service)
+        self.assertEqual(fetched_service['type'], service_data['type'])
+        self.assertIn('description', fetched_service)
+        self.assertEqual(fetched_service['description'],
+                         service_data['description'])
 
     @attr(type='smoke')
     def test_list_services(self):
diff --git a/tempest/api/identity/admin/v3/test_trusts.py b/tempest/api/identity/admin/v3/test_trusts.py
index 5e13a5a..e1d28d7 100644
--- a/tempest/api/identity/admin/v3/test_trusts.py
+++ b/tempest/api/identity/admin/v3/test_trusts.py
@@ -12,10 +12,13 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import datetime
+import re
 from tempest.api.identity import base
 from tempest import clients
 from tempest.common.utils.data_utils import rand_name
 from tempest import exceptions
+from tempest.openstack.common import timeutils
 from tempest.test import attr
 
 
@@ -115,7 +118,15 @@
                        summary=False):
         self.assertIsNotNone(trust['id'])
         self.assertEqual(impersonate, trust['impersonation'])
-        self.assertEqual(expires, trust['expires_at'])
+        # FIXME(shardy): ref bug #1246383 we can't check the
+        # microsecond component of the expiry time, because mysql
+        # <5.6.4 doesn't support microseconds.
+        # expected format 2013-12-20T16:08:36.036987Z
+        if expires is not None:
+            expires_nousec = re.sub(r'\.([0-9]){6}Z', '', expires)
+            self.assertTrue(trust['expires_at'].startswith(expires_nousec))
+        else:
+            self.assertIsNone(trust['expires_at'])
         self.assertEqual(self.trustor_user_id, trust['trustor_user_id'])
         self.assertEqual(self.trustee_user_id, trust['trustee_user_id'])
         self.assertIn('v3/OS-TRUST/trusts', trust['links']['self'])
@@ -212,6 +223,24 @@
         self.delete_trust()
 
     @attr(type='smoke')
+    def test_trust_expire(self):
+        # Test case to check we can create, get and delete a trust
+        # with an expiry specified
+        expires_at = timeutils.utcnow() + datetime.timedelta(hours=1)
+        expires_str = timeutils.isotime(at=expires_at, subsecond=True)
+
+        trust = self.create_trust(expires=expires_str)
+        self.validate_trust(trust, expires=expires_str)
+
+        trust_get = self.get_trust()
+
+        self.validate_trust(trust_get, expires=expires_str)
+
+        self.check_trust_roles()
+
+        self.delete_trust()
+
+    @attr(type='smoke')
     def test_trust_expire_invalid(self):
         # Test case to check we can check an invlaid expiry time
         # is rejected with the correct error
@@ -220,3 +249,22 @@
         self.assertRaises(exceptions.BadRequest,
                           self.create_trust,
                           expires=expires_str)
+
+    @attr(type='smoke')
+    def test_get_trusts_query(self):
+        self.create_trust()
+        resp, trusts_get = self.trustor_v3_client.get_trusts(
+            trustor_user_id=self.trustor_user_id)
+        self.assertEqual('200', resp['status'])
+        self.assertEqual(1, len(trusts_get))
+        self.validate_trust(trusts_get[0], summary=True)
+
+    @attr(type='smoke')
+    def test_get_trusts_all(self):
+        self.create_trust()
+        resp, trusts_get = self.v3_client.get_trusts()
+        self.assertEqual('200', resp['status'])
+        trusts = [t for t in trusts_get
+                  if t['id'] == self.trust_id]
+        self.assertEqual(1, len(trusts))
+        self.validate_trust(trusts[0], summary=True)
diff --git a/tempest/api/network/base.py b/tempest/api/network/base.py
index 318d891..dcad101 100644
--- a/tempest/api/network/base.py
+++ b/tempest/api/network/base.py
@@ -66,6 +66,7 @@
         cls.health_monitors = []
         cls.vpnservices = []
         cls.ikepolicies = []
+        cls.floating_ips = []
 
     @classmethod
     def tearDownClass(cls):
@@ -75,6 +76,9 @@
         # Clean up vpn services
         for vpnservice in cls.vpnservices:
             cls.client.delete_vpnservice(vpnservice['id'])
+        # Clean up floating IPs
+        for floating_ip in cls.floating_ips:
+            cls.client.delete_floating_ip(floating_ip['id'])
         # Clean up routers
         for router in cls.routers:
             resp, body = cls.client.list_router_interfaces(router['id'])
@@ -167,6 +171,16 @@
         return router
 
     @classmethod
+    def create_floating_ip(cls, external_network_id, **kwargs):
+        """Wrapper utility that returns a test floating IP."""
+        resp, body = cls.client.create_floating_ip(
+            external_network_id,
+            **kwargs)
+        fip = body['floatingip']
+        cls.floating_ips.append(fip)
+        return fip
+
+    @classmethod
     def create_pool(cls, name, lb_method, protocol, subnet):
         """Wrapper utility that returns a test pool."""
         resp, body = cls.client.create_pool(
diff --git a/tempest/api/network/test_floating_ips.py b/tempest/api/network/test_floating_ips.py
index 7ce8ca6..6f3fa4b 100644
--- a/tempest/api/network/test_floating_ips.py
+++ b/tempest/api/network/test_floating_ips.py
@@ -32,6 +32,9 @@
         Delete a Floating IP
         List all Floating IPs
         Show Floating IP details
+        Associate a Floating IP with a port and then delete that port
+        Associate a Floating IP with a port and then with a port on another
+        router
 
     v2.0 of the Neutron API is assumed. It is also assumed that the following
     options are defined in the [network] section of etc/tempest.conf:
@@ -55,31 +58,17 @@
         for i in range(2):
             cls.create_port(cls.network)
 
-    def _delete_floating_ip(self, floating_ip_id):
-        # Deletes a floating IP and verifies if it is deleted or not
-        resp, _ = self.client.delete_floatingip(floating_ip_id)
-        self.assertEqual(204, resp.status)
-        # Asserting that the floating_ip is not found in list after deletion
-        resp, floating_ips = self.client.list_floatingips()
-        floatingip_id_list = list()
-        for f in floating_ips['floatingips']:
-            floatingip_id_list.append(f['id'])
-        self.assertNotIn(floating_ip_id, floatingip_id_list)
-
     @attr(type='smoke')
     def test_create_list_show_update_delete_floating_ip(self):
         # Creates a floating IP
-        resp, floating_ip = self.client.create_floating_ip(
+        created_floating_ip = self.create_floating_ip(
             self.ext_net_id, port_id=self.ports[0]['id'])
-        self.assertEqual('201', resp['status'])
-        created_floating_ip = floating_ip['floatingip']
         self.assertIsNotNone(created_floating_ip['id'])
         self.assertIsNotNone(created_floating_ip['tenant_id'])
         self.assertIsNotNone(created_floating_ip['floating_ip_address'])
         self.assertEqual(created_floating_ip['port_id'], self.ports[0]['id'])
         self.assertEqual(created_floating_ip['floating_network_id'],
                          self.ext_net_id)
-        self.addCleanup(self._delete_floating_ip, created_floating_ip['id'])
         # Verifies the details of a floating_ip
         resp, floating_ip = self.client.show_floating_ip(
             created_floating_ip['id'])
@@ -120,6 +109,51 @@
         self.assertIsNone(updated_floating_ip['fixed_ip_address'])
         self.assertIsNone(updated_floating_ip['router_id'])
 
+    @attr(type='smoke')
+    def test_floating_ip_delete_port(self):
+        # Create a floating IP
+        created_floating_ip = self.create_floating_ip(self.ext_net_id)
+        # Create a port
+        resp, port = self.client.create_port(self.network['id'])
+        created_port = port['port']
+        resp, floating_ip = self.client.update_floating_ip(
+            created_floating_ip['id'], port_id=created_port['id'])
+        self.assertEqual('200', resp['status'])
+        # Delete port
+        self.client.delete_port(created_port['id'])
+        # Verifies the details of the floating_ip
+        resp, floating_ip = self.client.show_floating_ip(
+            created_floating_ip['id'])
+        self.assertEqual('200', resp['status'])
+        shown_floating_ip = floating_ip['floatingip']
+        # Confirm the fields are back to None
+        self.assertEqual(shown_floating_ip['id'], created_floating_ip['id'])
+        self.assertIsNone(shown_floating_ip['port_id'])
+        self.assertIsNone(shown_floating_ip['fixed_ip_address'])
+        self.assertIsNone(shown_floating_ip['router_id'])
+
+    @attr(type='smoke')
+    def test_floating_ip_update_different_router(self):
+        # Associate a floating IP to a port on a router
+        created_floating_ip = self.create_floating_ip(
+            self.ext_net_id, port_id=self.ports[1]['id'])
+        self.assertEqual(created_floating_ip['router_id'], self.router['id'])
+        network2 = self.create_network()
+        subnet2 = self.create_subnet(network2)
+        router2 = self.create_router(data_utils.rand_name('router-'),
+                                     external_network_id=self.ext_net_id)
+        self.create_router_interface(router2['id'], subnet2['id'])
+        port_other_router = self.create_port(network2)
+        # Associate floating IP to the other port on another router
+        resp, floating_ip = self.client.update_floating_ip(
+            created_floating_ip['id'], port_id=port_other_router['id'])
+        self.assertEqual('200', resp['status'])
+        updated_floating_ip = floating_ip['floatingip']
+        self.assertEqual(updated_floating_ip['router_id'], router2['id'])
+        self.assertEqual(updated_floating_ip['port_id'],
+                         port_other_router['id'])
+        self.assertIsNotNone(updated_floating_ip['fixed_ip_address'])
+
 
 class FloatingIPTestXML(FloatingIPTestJSON):
     _interface = 'xml'
diff --git a/tempest/api/object_storage/test_object_temp_url.py b/tempest/api/object_storage/test_object_temp_url.py
index 9d5a1c0..d0e5353 100644
--- a/tempest/api/object_storage/test_object_temp_url.py
+++ b/tempest/api/object_storage/test_object_temp_url.py
@@ -39,27 +39,36 @@
     def setUpClass(cls):
         super(ObjectTempUrlTest, cls).setUpClass()
 
-        # skip this test if CORS isn't enabled in the conf file.
+        # skip this test if TempUrl isn't enabled in the conf file.
         if not cls.tempurl_available:
             skip_msg = ("%s skipped as TempUrl middleware not available"
                         % cls.__name__)
             raise cls.skipException(skip_msg)
 
+        # create a container
         cls.container_name = data_utils.rand_name(name='TestContainer')
         cls.container_client.create_container(cls.container_name)
         cls.containers = [cls.container_name]
 
         # update account metadata
         cls.key = 'Meta'
+        cls.metadatas = []
         cls.metadata = {'Temp-URL-Key': cls.key}
+        cls.metadatas.append(cls.metadata)
         cls.account_client.create_account_metadata(metadata=cls.metadata)
-        cls.account_client_metadata, _ = \
-            cls.account_client.list_account_metadata()
+
+        # create an object
+        cls.object_name = data_utils.rand_name(name='ObjectTemp')
+        cls.content = data_utils.arbitrary_string(size=len(cls.object_name),
+                                                  base_text=cls.object_name)
+        cls.object_client.create_object(cls.container_name,
+                                        cls.object_name, cls.content)
 
     @classmethod
     def tearDownClass(cls):
-        resp, _ = cls.account_client.delete_account_metadata(
-            metadata=cls.metadata)
+        for metadata in cls.metadata:
+            cls.account_client.delete_account_metadata(
+                metadata=metadata)
 
         cls.delete_containers(cls.containers)
 
@@ -69,21 +78,16 @@
 
     def setUp(self):
         super(ObjectTempUrlTest, self).setUp()
+
         # make sure the metadata has been set
+        account_client_metadata, _ = \
+            self.account_client.list_account_metadata()
         self.assertIn('x-account-meta-temp-url-key',
-                      self.account_client_metadata)
-
+                      account_client_metadata)
         self.assertEqual(
-            self.account_client_metadata['x-account-meta-temp-url-key'],
+            account_client_metadata['x-account-meta-temp-url-key'],
             self.key)
 
-        # create object
-        self.object_name = data_utils.rand_name(name='ObjectTemp')
-        self.data = data_utils.arbitrary_string(size=len(self.object_name),
-                                                base_text=self.object_name)
-        self.object_client.create_object(self.container_name,
-                                         self.object_name, self.data)
-
     def _get_expiry_date(self, expiration_time=1000):
         return int(time.time() + expiration_time)
 
@@ -114,10 +118,10 @@
                                  expires, self.key)
 
         # trying to get object using temp url within expiry time
-        resp, body = self.object_client.get_object_using_temp_url(url)
+        resp, body = self.object_client.get(url)
         self.assertIn(int(resp['status']), HTTP_SUCCESS)
         self.assertHeaders(resp, 'Object', 'GET')
-        self.assertEqual(body, self.data)
+        self.assertEqual(body, self.content)
 
         # Testing a HEAD on this Temp URL
         resp, body = self.object_client.head(url)
@@ -129,23 +133,27 @@
         key2 = 'Meta2-'
         metadata = {'Temp-URL-Key-2': key2}
         self.account_client.create_account_metadata(metadata=metadata)
+        self.metadatas.append(metadata)
 
-        self.account_client_metadata, _ = \
+        # make sure the metadata has been set
+        account_client_metadata, _ = \
             self.account_client.list_account_metadata()
         self.assertIn('x-account-meta-temp-url-key-2',
-                      self.account_client_metadata)
+                      account_client_metadata)
+        self.assertEqual(
+            account_client_metadata['x-account-meta-temp-url-key-2'],
+            key2)
 
         expires = self._get_expiry_date()
         url = self._get_temp_url(self.container_name,
                                  self.object_name, "GET",
                                  expires, key2)
-        resp, body = self.object_client.get_object_using_temp_url(url)
+        resp, body = self.object_client.get(url)
         self.assertIn(int(resp['status']), HTTP_SUCCESS)
-        self.assertEqual(body, self.data)
+        self.assertEqual(body, self.content)
 
     @attr(type='gate')
     def test_put_object_using_temp_url(self):
-        # make sure the metadata has been set
         new_data = data_utils.arbitrary_string(
             size=len(self.object_name),
             base_text=data_utils.rand_name(name="random"))
@@ -156,9 +164,7 @@
                                  expires, self.key)
 
         # trying to put random data in the object using temp url
-        resp, body = self.object_client.put_object_using_temp_url(
-            url, new_data)
-
+        resp, body = self.object_client.put(url, new_data, None)
         self.assertIn(int(resp['status']), HTTP_SUCCESS)
         self.assertHeaders(resp, 'Object', 'PUT')
 
@@ -172,9 +178,23 @@
                                  self.object_name, "GET",
                                  expires, self.key)
 
-        _, body = self.object_client.get_object_using_temp_url(url)
+        _, body = self.object_client.get(url)
         self.assertEqual(body, new_data)
 
+    @attr(type='gate')
+    def test_head_object_using_temp_url(self):
+        expires = self._get_expiry_date()
+
+        # get a temp URL for the created object
+        url = self._get_temp_url(self.container_name,
+                                 self.object_name, "HEAD",
+                                 expires, self.key)
+
+        # Testing a HEAD on this Temp URL
+        resp, body = self.object_client.head(url)
+        self.assertIn(int(resp['status']), HTTP_SUCCESS)
+        self.assertHeaders(resp, 'Object', 'HEAD')
+
     @attr(type=['gate', 'negative'])
     def test_get_object_after_expiration_time(self):
 
@@ -188,5 +208,4 @@
         time.sleep(2)
 
         self.assertRaises(exceptions.Unauthorized,
-                          self.object_client.get_object_using_temp_url,
-                          url)
+                          self.object_client.get, url)
diff --git a/tempest/api/volume/base.py b/tempest/api/volume/base.py
index 643d021..9c841cc 100644
--- a/tempest/api/volume/base.py
+++ b/tempest/api/volume/base.py
@@ -16,6 +16,7 @@
 #    under the License.
 
 from tempest import clients
+from tempest.common.utils import data_utils
 from tempest.openstack.common import log as logging
 import tempest.test
 
@@ -71,7 +72,10 @@
     @classmethod
     def create_volume(cls, size=1, **kwargs):
         """Wrapper utility that returns a test volume."""
-        resp, volume = cls.volumes_client.create_volume(size, **kwargs)
+        vol_name = data_utils.rand_name('Volume')
+        resp, volume = cls.volumes_client.create_volume(size,
+                                                        display_name=vol_name,
+                                                        **kwargs)
         assert 200 == resp.status
         cls.volumes.append(volume)
         cls.volumes_client.wait_for_volume_status(volume['id'], 'available')
diff --git a/tempest/api/volume/test_volume_transfers.py b/tempest/api/volume/test_volume_transfers.py
index 71e9f85..34eab00 100644
--- a/tempest/api/volume/test_volume_transfers.py
+++ b/tempest/api/volume/test_volume_transfers.py
@@ -17,7 +17,6 @@
 
 from tempest.api.volume import base
 from tempest import clients
-from tempest.common.utils.data_utils import rand_name
 from tempest.test import attr
 
 
@@ -61,10 +60,7 @@
     @attr(type='gate')
     def test_create_get_list_accept_volume_transfer(self):
         # Create a volume first
-        vol_name = rand_name('-Volume-')
-        _, volume = self.client.create_volume(size=1, display_name=vol_name)
-        self.addCleanup(self.adm_client.delete_volume, volume['id'])
-        self.client.wait_for_volume_status(volume['id'], 'available')
+        volume = self.create_volume()
 
         # Create a volume transfer
         resp, transfer = self.client.create_volume_transfer(volume['id'])
@@ -93,10 +89,7 @@
 
     def test_create_list_delete_volume_transfer(self):
         # Create a volume first
-        vol_name = rand_name('-Volume-')
-        _, volume = self.client.create_volume(size=1, display_name=vol_name)
-        self.addCleanup(self.adm_client.delete_volume, volume['id'])
-        self.client.wait_for_volume_status(volume['id'], 'available')
+        volume = self.create_volume()
 
         # Create a volume transfer
         resp, body = self.client.create_volume_transfer(volume['id'])
diff --git a/tempest/api/volume/test_volumes_actions.py b/tempest/api/volume/test_volumes_actions.py
index 61f1bda..7a7ead6 100644
--- a/tempest/api/volume/test_volumes_actions.py
+++ b/tempest/api/volume/test_volumes_actions.py
@@ -31,24 +31,19 @@
         cls.client = cls.volumes_client
         cls.image_client = cls.os.image_client
 
-        # Create a test shared instance and volume for attach/detach tests
+        # Create a test shared instance
         srv_name = data_utils.rand_name(cls.__name__ + '-Instance-')
-        vol_name = data_utils.rand_name(cls.__name__ + '-Volume-')
         resp, cls.server = cls.servers_client.create_server(srv_name,
                                                             cls.image_ref,
                                                             cls.flavor_ref)
         cls.servers_client.wait_for_server_status(cls.server['id'], 'ACTIVE')
 
-        resp, cls.volume = cls.client.create_volume(size=1,
-                                                    display_name=vol_name)
-        cls.client.wait_for_volume_status(cls.volume['id'], 'available')
+        # Create a test shared volume for attach/detach tests
+        cls.volume = cls.create_volume()
 
     @classmethod
     def tearDownClass(cls):
-        # Delete the test instance and volume
-        cls.client.delete_volume(cls.volume['id'])
-        cls.client.wait_for_resource_deletion(cls.volume['id'])
-
+        # Delete the test instance
         cls.servers_client.delete_server(cls.server['id'])
         cls.client.wait_for_resource_deletion(cls.server['id'])
 
diff --git a/tempest/api/volume/test_volumes_get.py b/tempest/api/volume/test_volumes_get.py
index 6d1c25a..e342563 100644
--- a/tempest/api/volume/test_volumes_get.py
+++ b/tempest/api/volume/test_volumes_get.py
@@ -117,17 +117,10 @@
     @attr(type='gate')
     def test_volume_get_metadata_none(self):
         # Create a volume without passing metadata, get details, and delete
-        volume = {}
-        v_name = data_utils.rand_name('Volume-')
+
         # Create a volume without metadata
-        resp, volume = self.client.create_volume(size=1,
-                                                 display_name=v_name,
-                                                 metadata={})
-        self.assertEqual(200, resp.status)
-        self.assertIn('id', volume)
-        self.addCleanup(self._delete_volume, volume['id'])
-        self.assertIn('display_name', volume)
-        self.client.wait_for_volume_status(volume['id'], 'available')
+        volume = self.create_volume(metadata={})
+
         # GET Volume
         resp, fetched_volume = self.client.get_volume(volume['id'])
         self.assertEqual(200, resp.status)
@@ -145,8 +138,7 @@
 
     @attr(type='gate')
     def test_volume_create_get_update_delete_as_clone(self):
-        origin = self.create_volume(size=1,
-                                    display_name="Volume Origin")
+        origin = self.create_volume()
         self._volume_create_get_update_delete(source_volid=origin['id'])
 
 
diff --git a/tempest/api/volume/test_volumes_list.py b/tempest/api/volume/test_volumes_list.py
index c624a3a..49a2f74 100644
--- a/tempest/api/volume/test_volumes_list.py
+++ b/tempest/api/volume/test_volumes_list.py
@@ -66,17 +66,15 @@
         cls.volume_id_list = []
         cls.metadata = {'Type': 'work'}
         for i in range(3):
-            v_name = data_utils.rand_name('volume')
             try:
-                resp, volume = cls.client.create_volume(size=1,
-                                                        display_name=v_name,
-                                                        metadata=cls.metadata)
-                cls.client.wait_for_volume_status(volume['id'], 'available')
+                volume = cls.create_volume(metadata=cls.metadata)
+
                 resp, volume = cls.client.get_volume(volume['id'])
                 cls.volume_list.append(volume)
                 cls.volume_id_list.append(volume['id'])
-            except Exception as exc:
-                LOG.exception(exc)
+            except Exception:
+                LOG.exception('Failed to create volume. %d volumes were '
+                              'created' % len(cls.volume_id_list))
                 if cls.volume_list:
                     # We could not create all the volumes, though we were able
                     # to create *some* of the volumes. This is typically
@@ -85,7 +83,7 @@
                     for volid in cls.volume_id_list:
                         cls.client.delete_volume(volid)
                         cls.client.wait_for_resource_deletion(volid)
-                raise exc
+                raise
 
     @classmethod
     def tearDownClass(cls):
diff --git a/tempest/api/volume/test_volumes_negative.py b/tempest/api/volume/test_volumes_negative.py
index 869aedb..f14cfdc 100644
--- a/tempest/api/volume/test_volumes_negative.py
+++ b/tempest/api/volume/test_volumes_negative.py
@@ -32,10 +32,7 @@
         cls.client = cls.volumes_client
 
         # Create a test shared instance and volume for attach/detach tests
-        vol_name = data_utils.rand_name('Volume-')
-
-        cls.volume = cls.create_volume(size=1, display_name=vol_name)
-        cls.client.wait_for_volume_status(cls.volume['id'], 'available')
+        cls.volume = cls.create_volume()
         cls.mountpoint = "/dev/vdc"
 
     @attr(type=['negative', 'gate'])
diff --git a/tempest/scenario/test_network_basic_ops.py b/tempest/scenario/test_network_basic_ops.py
index 33dd6c0..3618a14 100644
--- a/tempest/scenario/test_network_basic_ops.py
+++ b/tempest/scenario/test_network_basic_ops.py
@@ -227,10 +227,10 @@
                     for ip_address in ip_addresses:
                         self._check_vm_connectivity(ip_address, ssh_login,
                                                     key.private_key)
-        except Exception as exc:
-            LOG.exception(exc)
+        except Exception:
+            LOG.exception('Tenant connectivity check failed')
             debug.log_ip_ns()
-            raise exc
+            raise
 
     def _wait_for_floating_ip_association(self):
         ip_tracker = FloatingIPCheckTracker(self.compute_client,
@@ -263,10 +263,10 @@
                                             ssh_login,
                                             private_key,
                                             should_connect=should_connect)
-        except Exception as exc:
-            LOG.exception(exc)
+        except Exception:
+            LOG.exception('Public network connectivity check failed')
             debug.log_ip_ns()
-            raise exc
+            raise
 
     def _disassociate_floating_ips(self):
         for floating_ip, server in self.floating_ips.iteritems():
diff --git a/tempest/services/object_storage/object_client.py b/tempest/services/object_storage/object_client.py
index 9e0adff..5c86d1f 100644
--- a/tempest/services/object_storage/object_client.py
+++ b/tempest/services/object_storage/object_client.py
@@ -134,14 +134,6 @@
         resp, body = self.put(url, data, self.headers)
         return resp, body
 
-    def get_object_using_temp_url(self, url):
-        """Retrieve object's data using temp URL."""
-        return self.get(url)
-
-    def put_object_using_temp_url(self, url, data):
-        """Put data in an object using temp URL."""
-        return self.put(url, data, None)
-
 
 class ObjectClientCustomizedHeader(RestClient):
 
diff --git a/tempest/thirdparty/boto/test.py b/tempest/thirdparty/boto/test.py
index 2f7a650..2ce5cce 100644
--- a/tempest/thirdparty/boto/test.py
+++ b/tempest/thirdparty/boto/test.py
@@ -245,20 +245,20 @@
     @classmethod
     def tearDownClass(cls):
         """Calls the callables added by addResourceCleanUp,
-        when you overwire this function dont't forget to call this too.
+        when you overwrite this function don't forget to call this too.
         """
         fail_count = 0
         trash_keys = sorted(cls._resource_trash_bin, reverse=True)
         for key in trash_keys:
             (function, pos_args, kw_args) = cls._resource_trash_bin[key]
             try:
-                LOG.debug("Cleaning up: %s" %
-                          friendly_function_call_str(function, *pos_args,
-                                                     **kw_args))
+                func_name = friendly_function_call_str(function, *pos_args,
+                                                       **kw_args)
+                LOG.debug("Cleaning up: %s" % func_name)
                 function(*pos_args, **kw_args)
-            except BaseException as exc:
+            except BaseException:
                 fail_count += 1
-                LOG.exception(exc)
+                LOG.exception("Cleanup failed %s" % func_name)
             finally:
                 del cls._resource_trash_bin[key]
         super(BotoTestCase, cls).tearDownClass()
@@ -428,12 +428,12 @@
                     try:
                         bucket.delete_key(obj.key)
                         obj.close()
-                    except BaseException as exc:
-                        LOG.exception(exc)
+                    except BaseException:
+                        LOG.exception("Failed to delete key %s " % obj.key)
                         exc_num += 1
             conn.delete_bucket(bucket)
-        except BaseException as exc:
-            LOG.exception(exc)
+        except BaseException:
+            LOG.exception("Failed to destroy bucket %s " % bucket)
             exc_num += 1
         if exc_num:
             raise exceptions.TearDownException(num=exc_num)
@@ -463,8 +463,8 @@
             try:
                 instance.terminate()
                 re_search_wait(_instance_state, "_GONE")
-            except BaseException as exc:
-                LOG.exception(exc)
+            except BaseException:
+                LOG.exception("Failed to terminate instance %s " % instance)
                 exc_num += 1
         if exc_num:
             raise exceptions.TearDownException(num=exc_num)
@@ -497,8 +497,8 @@
             try:
                 if volume.status != "available":
                     volume.detach(force=True)
-            except BaseException as exc:
-                LOG.exception(exc)
+            except BaseException:
+                LOG.exception("Failed to detach volume %s" % volume)
                 # exc_num += 1 "nonlocal" not in python2
             return volume.status
 
@@ -506,8 +506,8 @@
             re_search_wait(_volume_state, "available")  # not validates status
             LOG.info(_volume_state())
             volume.delete()
-        except BaseException as exc:
-            LOG.exception(exc)
+        except BaseException:
+            LOG.exception("Failed to delete volume %s" % volume)
             exc_num += 1
         if exc_num:
             raise exceptions.TearDownException(num=exc_num)